Use our easy to follow guide to create a mini-version of an ecosphere, and watch what happens to the plants and creatures inside.
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Content last updated: 26/03/2008
Test your knowledge of the solar system and see if you can save Dallas from blast-off.
Allegri's Miserere, Bach's Komm, Jesu, Komm and Byrd's Agnus Dei, expertly explained and appreciated: listen to the music
David Dimbleby throws down a challenge: Can you use knowledge and research skills to complete the Seven Ages Quests?
